Andrew Dufresne

Practice Areas

Intellectual Property Law

Patent Litigation

Post-Grant Proceedings

Appeals, Issues & Strategy

Patent Appeals

Medical Device

Biotechnology & Pharmaceutical

Life Sciences & Healthcare

Career

Whether an anticipated dispute, ongoing litigation, or a new engagement on appeal, Andrew Dufresne helps clients protect and advance their interests in patent litigation at the appellate and trial levels. He regularly represents Fortune 100 and 500 companies, smaller and emerging businesses, universities, and several industry and trade groups. He earned a Ph.D. in molecular genetics and microbiology and brings firsthand technical knowledge and experience to matters involving the life sciences. His clients span various technology sectors, including pharmaceuticals, biotech, food science, electronics and computer software, and fitness and sports equipment.

Andy specializes in litigating before the U.S. Court of Appeals for the Federal Circuit, where he has successfully briefed and argued numerous patent cases and has extensive experience with appellate motions and mandamus practice. He also assists clients at the district court and agency levels with strategy, issue preservation, jury instructions, claim construction, dispositive motions, and post-trial briefing. In addition, he has participated in all phases of inter partes review proceedings before the Patent Trial and Appeal Board, including drafting petitions and other papers, conducting discovery, and presenting oral arguments.

In his active pro bono practice, Andy has successfully represented U.S. military veterans before the U.S. Court of Appeals for Veterans Claims and the Federal Circuit in cooperation with the Veterans Consortium Pro Bono Program. He has also served as court-appointed appellate counsel for defendants in criminal matters and worked with The Access Project in support of the Rising Scholars Network Clean Slate Program.